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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,629 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionWichtrachBurri Bau AG
Burri Bau AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

Burri Bau AG is a construction company providing building construction (Hochbau), civil engineering (Tiefbau) and customer-service work including repairs and renovations. Its services cover new builds and conversions for private and public clients, with planning and execution using a modern machinery and vehicle fleet.

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Products & services

Industry:Building Construction
✓ Offered3
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4.0/5

Burri Bau AG

Building construction
New builds, extensions and conversions for single-family homes, multi-family homes, developments as well as buildings for agricultural, commercial and industrial use; concrete construction and masonry work.
Civil engineering
Excavation works, sewer systems, pipe breaks, site drainage, manhole rehabilitation, utility line construction, forecourts and access roads as well as site works.
Maintenance service
Bathroom renovations, kitchen renovations, replacement of heating systems, demolition work, structural strengthening, core drilling, tiling work, concrete repairs, plastering work, insulation, drywall construction, façade renovations and hazardous substance remediation.
Trust & reputation

ranQ Trust Score of Burri Bau AG: 4.0 out of 5.0

Trust Score4.0/ 5.0

High

x

Data basis 96% · As of October 2026

Burri Bau AG scores 58.3 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.56.024%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.70.510%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.50.08%
Burri Bau AG scores 85.5 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.100.012%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
Burri Bau AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
Burri Bau AG scores 25.7 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.25.74%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

Burri Bau AG reaches a ranQ Trust Score of 4.0 out of 5.0 — rated «High». The rating draws, among other things, on 4.0 out of 5 stars from 15 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4
of 5

Aggregated from 15 reviews across all connected sources

Sources
GGoogle415
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Location

Sägebachweg 20
3114 Wichtrach

At a glance

Legal form
Corporation
UID
CHE-107.203.651
Founded
1976 · 50 years
Last commercial register change
May 9, 2025
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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